<?xml version="1.0" encoding="UTF-8"?><?xml-stylesheet type="text/xsl" href="static/style.xsl"?><OAI-PMH xmlns="http://www.openarchives.org/OAI/2.0/" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.openarchives.org/OAI/2.0/ http://www.openarchives.org/OAI/2.0/OAI-PMH.xsd"><responseDate>2026-04-13T02:38:31Z</responseDate><request verb="GetRecord" identifier="oai:www.recercat.cat:2445/16961" metadataPrefix="qdc">https://recercat.cat/oai/request</request><GetRecord><record><header><identifier>oai:recercat.cat:2445/16961</identifier><datestamp>2025-12-05T09:56:32Z</datestamp><setSpec>com_2072_1057</setSpec><setSpec>col_2072_478917</setSpec><setSpec>col_2072_478920</setSpec></header><metadata><qdc:qualifieddc xmlns:qdc="http://dspace.org/qualifieddc/" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:dcterms="http://purl.org/dc/terms/" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:doc="http://www.lyncode.com/xoai" xsi:schemaLocation="http://purl.org/dc/elements/1.1/ http://dublincore.org/schemas/xmls/qdc/2006/01/06/dc.xsd http://purl.org/dc/terms/ http://dublincore.org/schemas/xmls/qdc/2006/01/06/dcterms.xsd http://dspace.org/qualifieddc/ http://www.ukoln.ac.uk/metadata/dcmi/xmlschema/qualifieddc.xsd">
   <dc:title>Algunos criterios relativos a estructuras iniciales y a estructuras finales</dc:title>
   <dc:creator>Cascante, Joaquín Ma., 1925-1998</dc:creator>
   <dc:subject>Teoria de conjunts</dc:subject>
   <dc:subject>Set theory</dc:subject>
   <dcterms:issued>2011-03-08T09:50:00Z</dcterms:issued>
   <dcterms:issued>2011-03-08T09:50:00Z</dcterms:issued>
   <dcterms:issued>1968</dcterms:issued>
   <dc:type>info:eu-repo/semantics/article</dc:type>
   <dc:type>info:eu-repo/semantics/publishedVersion</dc:type>
   <dc:relation>Reproducció del document publicat a: http://www.collectanea.ub.edu/index.php/Collectanea/article/view/4124/5039</dc:relation>
   <dc:relation>Collectanea Mathematica, 1968, vol. 19, núm. 1-2, p. 11-20</dc:relation>
   <dc:rights>(c) Universitat de Barcelona, 1968</dc:rights>
   <dc:rights>info:eu-repo/semantics/openAccess</dc:rights>
   <dc:publisher>Universitat de Barcelona</dc:publisher>
   <dc:source>Articles publicats en revistes (Matemàtiques i Informàtica)</dc:source>
</qdc:qualifieddc></metadata></record></GetRecord></OAI-PMH>